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Page 1 of 1 <br /> Table 5 <br /> Domestic Well Fuel Oxygenates and NitratelNitrite Analytical Data <br /> ARCO Service Station#595 <br /> 6100 N Highway 99,Stockton,CA <br /> Well Date TBA MtBE DIPE EtBE TAME 1,2-DCA EDB Nitrate as NO3 Nitrite as N Nitrate/Nitrite as N <br /> Number Sampled (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mgA) (mgA) (mgA) <br /> DW-1 211102 <50 <0 50 <0 50 <0 50 <0 50 13 <0 50 42 <0 030 96 <br /> 2/5/02 -- -- -- -- -- 16 -- -- -- -- <br /> 4/11/02 <br /> DW-2 2/1/02 <50 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 24 <0 030 54 <br /> 4111/02 <5 0 <0 50 <0 50 <0 50 <0 50 <0 50 <0 50 -- -- -- <br /> I i <br /> Notes <br /> TBA=Tert-butyl alcohol <br /> MtBE=Methyl tort-butyl ether <br /> DIPE=Di-isopropyl ether <br /> EtBE=Ethyl tert-butyl ether <br /> TAME=Tert-amyl methyl ether _ <br /> 1,2-DCA=1,2-Dichloroethane <br /> EDB=Ethylene dibromide <br /> ppb=parts per billion <br /> mgA=milligrams per liter <br /> DW=Domestic Well <br /> <=below given laboratory detection limit <br /> N=Nitrogen <br /> Regulatory Requirements for Nitrates,Nitrites,and Nitrates/Nitriles as Nitrogen per San Joaquin County Department of Health Services <br /> Nitrates as NO3 <br /> <22 5 mgA=Annual Monitoring <br /> 22 5<45 mgA=Quarterly Monitoring <br /> >/=45 mgA=MCL,new water source required <br /> Nitrites as N <br /> <0 5 mgA=Sample every three years <br /> 0 5>1 0 mg/l=Quarterly Monitoring <br /> >/=1 0 mgA=MCL,new water source required <br /> Nitrates/Ndntes as N <br /> I <br /> <5 mg/l=Sample every three years <br /> 5>10 mg/l=Quarterly Monitoring <br /> >/=10 mgA=MCL,new water source required <br /> I <br /> Projects/ARCO/595/Reports/Tableslgwtables595 As <br />